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The MCQ: In the notation for query graphs, the single circles are used to represent; "Query Graphs Notations" App Download (Free) with answers: Relation nodes; Query nodes; Truth nodes; Local nodes; for online computer science programs. Practice Query Graphs Notations Quiz Questions, download Apple eBook (Free Sample) for best online schools for computer science.
Query Graphs Notations MCQs: Questions and Answers PDF Download
In the notation for query graphs, the double ovals or circles are used to represent
- non-declarative nodes
- constant nodes
- stable nodes
- declarative nodes
In the notation for query graphs, the single circles are used to represent
- relation nodes
- query nodes
- truth nodes
- local nodes
The representation of relational calculus internal queries is classified as
- structural graph
- nodes graph
- query graph
- functional graph
The nodes which represents queries in the relations are classified as
- relation nodes
- query nodes
- truth nodes
- local nodes
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